Implemented ObjectiveCName support for packages; fixed source file path in test files.
	Change on 2014/11/19 by tball <tball@google.com>
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=80327232
Build fix: only emit prefix typedefs when different from typename.
	Change on 2014/11/19 by tball <tball@google.com>
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=80332488
Conditionally include tests that only fail on Travis-CI due to VM sandbox restrictions.
	Change on 2014/11/20 by tball <tball@google.com>
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=80406040